Protocol Specific Configuration

Poll/Select/Option Configuration Values

Val

Res

Minimum

Maximum

 

 

Timeout

Timeout

 

 

 

 

1

10 msec

10 msec

20 msec

2

10 msec

30 msec

40 msec

31

10 msec

610 msec

620 msec

1

100 msec

100 msec

200 msec

4

100 msec

300 msec

400 msec

31

100 msec

6100 msec

6200 msec

 

 

 

 

1

1 sec

1 sec

2 sec

8

1 sec

15 sec

16 sec

31

1 sec

61 sec

62 sec

1

10 sec

10 sec

20 sec

16

10 sec

310 sec

320 sec

31

10 sec

610 sec

620 sec

When choosing values for timers, it is preferable to choose the resolution that has the longest interval but is still suitable for your application.

Poll Word

15

14

 

13

12

11

10

 

9

8

7

6

5

4

3

2

1

0

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

U/N

UI

 

N201 (1-16383 bytes) See note below

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

U/N

Configure port as user or network side:

 

 

 

 

 

 

 

 

0

= Port to act as network side

 

 

 

 

 

 

 

 

 

 

1

= Port to act as user side

 

 

 

 

 

 

 

 

 

 

UI

Configure terminal as a UI (Unnumbered Information) terminal:

 

 

0

= Terminal is not a UI terminal

 

 

 

 

 

 

 

 

 

1

= Terminal is a UI terminal

 

 

 

 

 

 

 

 

 

N201 Maximum number of bytes in the largest acceptable I field. Values from 1 to 16,383.

Chapter 4

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